EZ-GAUGE
Mark Identification

EZ-GAUGE

Serial Number

78435221

Filing Date

Jun 15, 2004

Registration Date

Dec 13, 2005

Trademark by

HALLIBURTON ENERGY SERVICES INC.

Classification Information

Power-operated pressure monitoring system, namely, using capillary tubing to monitor downhole pressure in oil and gas well testing and drilling operations

Electrical and Scientific Apparatus